glomerulus
Pronunciation
Noun
B2 Upper-intermediate
Quick answer
A tiny cluster of blood vessels in the kidney where blood is first filtered to begin forming urine.
Test yourself
Which word fits the gap? "Pressure inside the _____ forces water and small molecules out of the blood and into the surrounding capsule."
Answer: glomerulus
In your own words, what does "glomerulus" mean?
A tiny cluster of blood vessels in the kidney where blood is first filtered to begin forming urine.
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